Remote island universal service adjustment unit price and the average remote island fuel price, which is the basis for its calculation, are as follows.

Classification

May 2025

Including consumption tax included

Pay-per-use supply

Specific Retail Supply Terms and Conditions

Residential lighting A, B, C

Low- Voltage Power etc.

Per kWh

-0.01円

Terms and Conditions of Supply and Demand Contract

Smart Family Plan

Smart Business Plan etc.

Per kWh

-0.01円

Fixed-price supply

Flat rate lighting

Public Street Lighting Plan A

Agricultural lighting

electric light

Up to 10W per lamp

-0.05円

For one lamp over 10W up to 20W

-0.10円

For one lamp over 20W up to 40W

-0.20円

For one lamp over 40W up to 60W

-0.29円

For one lamp over 60W up to 100W

-0.49円

For each lamp over 100W up to 100W

-0.49円

Small Devices

Per device up to 50VA

-0.15円

For one device over 50VA up to 100VA

-0.29円

For each device over 100VA up to 50VA

-0.15円

Temporary Lighting Plan A

(per day)

When the total capacity is up to 50VA

0.00 yen

When the total capacity is over 50VA and up to 100VA

-0.01円

If the total capacity exceeds 100VA and is up to 500VA,

-0.01円

When the total capacity is over 500VA and up to 1kVA

-0.08円

If the total capacity is more than 1kVA and up to 3kVA,

-0.08円

Temporary Power Plan

(per day)

In the case of a contracted power of 0.5 kW

-0.04円

Contract power: from 1kW to 5kW, for every 1kW

-0.08円

Late Night Power A

(Terms and Conditions of Supply and Demand Contract)

Per contract

-1.25円

Agriculture Power Plan B

(per day)

Contract power: 0.5kW

-0.02円

Contracted power: 1kW

-0.04円

Contracted power: 2kW

-0.08円

Contracted power: 3kW

-0.13円

Contracted power: 4kW

-0.16円

Contracted power: 5kW

-0.21円

  • Remote island universal service adjustment unit price for May 2025 will be calculated based on the average fuel price for remote islands from December 2024 to February 2025.
     
  • Remote island universal service adjustment unit price will also be notified to you on your monthly meter reading notice, invoice, etc.
     
  • Electricity charges are calculated based on a unit price that includes the equivalent of consumption tax, etc.
     
  • Please note that the units listed in the table below may differ from those displayed on lighting fixtures, etc.
    ・W (Watts)
    ・VA (Volt-Amperes)
    ・kW (kilowatts)
    For more information, please see the FAQ below.

Average fuel price on remote islands

Classification

unit

Application period of Remote island universal service adjustment unit price

May 2025

Average Crude Oil Price

Per kiloliter

75,519 yen

Average LNG Price

Per ton

96,530 yen

Average Coal Price

Per ton

22,788 yen

Average fuel price on remote islands

Per kiloliter of crude oil equivalent

75,500 yen

  • The average fuel price for remote islands is based on trade statistics for a three-month period.